单项选择题

The author’s attitude to the ecological situation of the tropical forests is ______.

A．Mann and urgency
B．indifference and callousness
C．puzzlement and wonder
D．detached and scholarly
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单项选择题
The discovery of dinosaur fossil sites in Bolivia is exciting because of the following reasons EXCEPT______.
A．they are found in continent other than Asia and North Continent
B．the largest dinosaurs in the world are found in this discovery
C．there are some unknown species of dinosaurs found this time
D．the dinosaurs were believed to be some of the last ones on earth
单项选择题
The author would like to see ______.
A．more buildings erected in the forests
B．fig trees planted in all forests
C．scientific efforts diverted to bomb making
D．the preservation of as many diverse species as possible
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